{"product_id":"boltigen-3-8-id-transmission-oil-cooler-hose-10ft-sae-j1532-300-psi-working-pressure","title":"Boltigen 3\/8\" ID Transmission Oil Cooler Hose 10FT — SAE J1532, 300 PSI Working Pressure","description":"\u003cp\u003e\u003cstrong\u003eBoltigen 3\/8\" ID Transmission Oil Cooler Hose is a 10-foot, SAE J1532-compliant cooler line built with a polyester braid and CPE outer layer to handle transmission, hydraulic, and power steering fluids reliably at up to 300 PSI working pressure.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis transmission oil cooler hose is engineered for technicians, DIY mechanics, and equipment owners who need a durable, flexible line that resists oil, abrasion, and harsh temperatures. With a 3\/8\" (9.5 mm) inner diameter and a robust construction rated from -40°F to +302°F, it replaces worn or leaking cooler lines and performs in demanding automotive, industrial, and off-road applications.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this hose stand up to pressure and temperature extremes?\u003c\/h3\u003e\n\u003cp\u003eThe Boltigen cooler hose is rated with a 300 PSI working pressure and a 1800 PSI burst pressure, providing a wide safety margin for most transmission and hydraulic systems. Its materials and construction sustain performance across a broad temperature range so the line won’t harden or delaminate under seasonal stress.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e300 PSI maximum continuous working pressure.\u003c\/li\u003e\n  \u003cli\u003e1800 PSI burst pressure for safety under spikes.\u003c\/li\u003e\n  \u003cli\u003eOperates from -40°F to +302°F without loss of integrity.\u003c\/li\u003e\n  \u003cli\u003ePolyester braid core for pressure support and flexibility.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat fluids and systems is the hose compatible with?\u003c\/h3\u003e\n\u003cp\u003eThis line is suitable for transmission fluid, engine oil, power steering fluid, hydraulic fluids, and many lubricants. It’s also compatible with gasoline in non-ethanol applications, making it versatile for vehicles and industrial machinery that use mixed fluid systems.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDesigned for transmission oil cooler circuits and hydraulic return lines.\u003c\/li\u003e\n  \u003cli\u003eCompatible with most transmission and power steering fluids.\u003c\/li\u003e\n  \u003cli\u003eAble to carry certain gasoline types where specified.\u003c\/li\u003e\n  \u003cli\u003eCommonly used in automotive repairs, off-road gear, and industrial equipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow is this hose constructed and why does that matter?\u003c\/h3\u003e\n\u003cp\u003eBoltigen combines a polyester braid inner layer with a CPE (chlorinated polyethylene) outer cover to deliver abrasion and oil resistance while maintaining flexibility. That layered design provides strength for pressure handling and a protective skin to resist environmental damage, reducing the chance of premature failure.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eInner polyester braid reinforces pressure control and flexibility.\u003c\/li\u003e\n  \u003cli\u003eCPE outer layer resists oil, ozone, abrasion, and weathering.\u003c\/li\u003e\n  \u003cli\u003eSmooth inner bore for consistent fluid flow and minimal turbulence.\u003c\/li\u003e\n  \u003cli\u003eManufactured to SAE J1532 standards for cooler hose performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I install and size this 10-foot hose for my vehicle?\u003c\/h3\u003e\n\u003cp\u003eMeasure the required routing length between the cooler and transmission or steering unit, allowing a little extra for bends and clamps. Use appropriate fittings for a 3\/8\" inner-diameter hose, secure with quality clamps or crimp fittings, and inspect for clearance from heat and moving parts once installed.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eInner diameter: 3\/8\" (9.5 mm); outer diameter: 0.67\" (16.5 mm).\u003c\/li\u003e\n  \u003cli\u003eLength: 10 feet—cut to fit, leaving routing slack for bends.\u003c\/li\u003e\n  \u003cli\u003eUse SAE-compatible fittings and clamps for secure connections.\u003c\/li\u003e\n  \u003cli\u003eCheck fittings and hose routing for chafe, heat, and pinch points.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Boltigen’s 3\/8\" ID Transmission Oil Cooler Hose is intended for mechanics, restoration shops, fleet maintenance teams, and vehicle owners who need a dependable replacement or upgrade hose for transmission coolers, power steering circuits, and hydraulic return lines. If you require a line that meets SAE J1532 standards, resists oil and environmental damage, and performs across wide temperature ranges, this 10-foot hose provides a practical, professional-grade solution for repairs and custom installations.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this hose compatible with power steering fluid?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It’s suitable for power steering fluids and common hydraulic fluids, rated for -40°F to +302°F and 300 PSI working pressure.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I cut the 10ft hose to length and use crimp fittings?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The 10-foot hose can be trimmed to fit; use proper SAE-compatible fittings or clamps for a secure connection.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Boltigen","offers":[{"title":"Default Title","offer_id":48087693099166,"sku":"B0FFGPH1ZF","price":39.48,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/boltigen-front-packaging-hose.jpg?v=1785928973","url":"https:\/\/northtrailauto.ca\/products\/boltigen-3-8-id-transmission-oil-cooler-hose-10ft-sae-j1532-300-psi-working-pressure","provider":"North Trail Auto","version":"1.0","type":"link"}